General

Profile

Xuehan Xu

Issues

Activity

08/20/2019

02:32 AM fs Bug #41346 (Need Review): mds: MDSIOContextBase instance leak
From time to time, we see mds crushes when shutting down:...

08/18/2019

01:55 PM fs Bug #41327 (Need Review): mds: dirty rstat lost during scatter-gather process
In the following scenario, the current lock's dirty state could be lost:
# 1. current lock's state is LOCK_LOCK;
...

08/05/2019

05:36 AM RADOS Bug #41064: OSD: assert(objiter->second->version > last_divergent_update) fails when there is onl...
https://github.com/ceph/ceph/pull/29480
04:07 AM RADOS Bug #41064 (New): OSD: assert(objiter->second->version > last_divergent_update) fails when there ...
Recently, some OSDs in one of our cluster failed to start after a power outage
One OSD's log is as follows:
<pr...

07/10/2019

07:25 AM mgr Bug #40698: mgr: openSSL SSL_library_init() failed to initialize
Radoslaw Zarzynski wrote:
> Could we have a log with *lockdep_force_backtrace* set to *true*?
> The idea is to figu...

07/09/2019

08:33 AM mgr Bug #40698: mgr: openSSL SSL_library_init() failed to initialize
Sebastian Wagner wrote:
> Could you please attach the full mgr logs?
Yes, it's in the attached file:-)
07:25 AM mgr Bug #40698 (Resolved): mgr: openSSL SSL_library_init() failed to initialize
Recently, when trying to do some test, the ceph-mgr failed to boot:...

07/06/2019

07:30 AM fs Feature #40681 (Need Review): mds: show total number of opened files beneath a directory
In our online clusters, occasionally, there exists some clients that open massive files/dirs under a directory. So, w...

06/05/2019

06:31 AM fs Bug #40159 (Need Review): mds: openfiletable prefetching large amounts of inodes lead to mds star...
Recently, we found that both mdses of one of our cluster can't boot to up:active
After debugging, we believe this ...

04/30/2019

12:08 PM Linux kernel client Feature #39542: ceph: cgroup controller for limiting client ops
please see patches "cgroup: add a new group controller for cephfs" and "ceph: use cephfs cgroup contoller to limit cl...

Also available in: Atom